Finding the Fourth Proportional to 114,954.72, 172,432.16 and 31,848.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,954.72 : 172,432.16 = 31,848.72 : x
2. Step 2: Convert to fraction form
   114,954.72/172,432.16 = 31,848.72/x
3. Step 3: Cross multiply
   114,954.72x = 172,432.16 × 31,848.72
4. Step 4: Simplify right side
   114,954.72x = 5,491,743,423.59
5. Step 5: Solve for x
   x = 5,491,743,423.59/114,954.72
6. Step 6: Final answer
   x = 47,773.10